Home / 179,627.79-269,463.17-72,988.97

Finding the Fourth Proportional to 179,627.79, 269,463.17 and 72,988.97

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Solution

The fourth proportional to 179,627.79, 269,463.17 and 72,988.97 is: 109,492.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,627.79 : 269,463.17 = 72,988.97 : x
  2. Step 2: Convert to fraction form
    179,627.79/269,463.17 = 72,988.97/x
  3. Step 3: Cross multiply
    179,627.79x = 269,463.17 × 72,988.97
  4. Step 4: Simplify right side
    179,627.79x = 19,667,838,066.39
  5. Step 5: Solve for x
    x = 19,667,838,066.39/179,627.79
  6. Step 6: Final answer
    x = 109,492.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.